TAUNTON, Mass. (AP) — A Massachusetts woman who encouraged her boyfriend to kill himself in dozens of text messages and told him to “get back in” a truck filled with toxic gas faces up to 20 years in prison when a judge sentences her on a charge of involuntary manslaughter.

Michelle Carter was convicted in June by a judge who said her final instruction to Conrad Roy III caused his death. Juvenile Court Judge Lawrence Moniz will sentence Carter Thursday.

Carter was 17 when the 18-year-old Roy was found dead of carbon monoxide poisoning in July 2014. | More…